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How to convert a negative number to positive?
How can I convert a negative number to positive in Python? (And keep a positive one.)
6 Answers
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Multi-line tooltips in Java?
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If you wrap the tooltip in <html> and </html> tags, you can break lines with <br> tags. See http://www.jguru.com/faq/view.jsp?EID=10653 for examples and discussion.
Or you can use the JMultiLineToolTip class that can be found many places on th...
How to select multiple rows filled with constants?
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I used this with SQL Server and it worked, but I had to use AS to give aliases on the first SELECT
– Sled
May 18 '17 at 18:34
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Create array of symbols
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I always forget that it stands for "intern" an alternative to "to_sym". See codecademy.com/forum_questions/512a675cf116c52d0d00674b
– A5308Y
Jan 10 '14 at 15:44
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how to override action bar back button in android?
...ionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
Toast.makeText(getApplicationContext(),"Back button clicked", Toast.LENGTH_SHORT).show();
break;
}
return true;
}
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how to check the jdk version used to compile a .class file [duplicate]
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You're looking for this on the command line (for a class called MyClass):
On Unix/Linux:
javap -verbose MyClass | grep "major"
On Windows:
javap -verbose MyClass | findstr "major"
You want the major version from the results. Here are some example values...
Set a path variable with spaces in the path in a Windows .cmd file or batch file
I'm new to script writing and can't get this one to work. I could if I moved the files to a path without a space in it, but I'd like it to work with the space if it could.
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Is there anything like .NET's NotImplementedException in Java?
...Wallau I saw this: docs.oracle.com/javase/7/docs/api/java/lang/… There stands that this class is a member of the Java Collection Framework.
– L.Butz
Jul 11 '12 at 10:56
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Altering column size in SQL Server
...x on that column you'll have to drop it, then execute the alter table code and then create the index again
– Sr.PEDRO
Sep 5 '17 at 19:18
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How do I get logs/details of ansible-playbook module executions?
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If you pass the -v flag to ansible-playbook on the command line, you'll see the stdout and stderr for each task executed:
$ ansible-playbook -v playbook.yaml
Ansible also has built-in support for logging. Add the following lines to your ansible configuration file:
[defaults] ...